/* Header styles for "MAJSTER OK" Taras Ivaniuk */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 6, 10, 0.96), rgba(5, 6, 10, 0.92));
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

/* Brand / logo */
.site-header__brand {
  display: flex;
  align-items: center;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 0, #fff3c2 0, var(--color-primary) 40%, #8b5a1a 100%);
  box-shadow: var(--shadow-gold-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.site-header__logo-chip {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 3px solid rgba(5, 6, 10, 0.86);
  box-shadow: inset 0 0 0 2px rgba(248, 250, 252, 0.65);
}

.site-header__logo-text {
  display: flex;
  flex-direction: column;
}

.site-header__logo-title {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.site-header__logo-subtitle {
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

/* Nav */
.site-header__nav {
  display: flex;
  align-items: center;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-header__nav-link {
  position: relative;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-strong));
  transition: width var(--transition-normal);
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after {
  width: 100%;
}

.site-header__nav-item--cta {
  margin-left: var(--space-2);
}

.site-header__nav-cta {
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Mobile toggle */
.site-header__toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.9);
  color: var(--color-text);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.site-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--gray-100);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.site-header__toggle:hover {
  background: rgba(15, 23, 42, 1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.65);
}

/* Info bar */
.site-header__info-bar {
  border-top: 1px solid rgba(148, 163, 184, 0.25);
  background: radial-gradient(circle at left, rgba(226, 184, 87, 0.15), transparent 55%);
}

.site-header__info-bar-inner {
  padding-top: 6px;
  padding-bottom: 8px;
}

.site-header__info-text {
  margin: 0;
  font-size: 0.75rem;
}

/* Responsive */
@media (max-width: 960px) {
  .site-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .site-header__nav {
    position: fixed;
    inset: 60px 0 auto 0;
    background: radial-gradient(circle at top, #111827 0, #020617 60%);
    border-bottom: 1px solid rgba(148, 163, 184, 0.4);
    transform-origin: top;
    transform: scaleY(0.96);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-5);
    gap: var(--space-3);
  }

  .site-header__nav-item--cta {
    width: 100%;
    margin-left: 0;
    margin-top: var(--space-2);
  }

  .site-header__nav-cta {
    width: 100%;
    justify-content: center;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-header--menu-open .site-header__nav {
    opacity: 1;
    pointer-events: auto;
    transform: scaleY(1);
  }

  .site-header--menu-open .site-header__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header--menu-open .site-header__toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .site-header--menu-open .site-header__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
}

@media (min-width: 961px) {
  .site-header__toggle {
    display: none;
  }

  .site-header__nav {
    position: static;
    opacity: 1;
    pointer-events: auto;
    transform: none;
    background: none;
    border-bottom: none;
  }

  .site-header__nav-list {
    padding: 0;
  }
}

/* Utility for body scroll lock when mobile menu open */
body.menu-open {
  overflow: hidden;
}